2. Fragmentation of a 316 impeller due to a casting defect This CF-8M (cast equivalent of type 316 stainless steel) impeller, which was used to pump a nickelPublished in: Engineering Failure Analysis · 2001Authors: A Van Bennekom · Frauke Berndt · M N RassoolAffiliation: University of the Witwatersrand · Council of Scientific and Industrial ResearchAbout: Mechanical Engineering